Home / 970,845,358.60-1,456,310,546.70-280,822,364.20

Finding the Fourth Proportional to 970,845,358.60, 1,456,310,546.70 and 280,822,364.20

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Solution

The fourth proportional to 970,845,358.60, 1,456,310,546.70 and 280,822,364.20 is: 421,245,842.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,845,358.60 : 1,456,310,546.70 = 280,822,364.20 : x
  2. Step 2: Convert to fraction form
    970,845,358.60/1,456,310,546.70 = 280,822,364.20/x
  3. Step 3: Cross multiply
    970,845,358.60x = 1,456,310,546.70 × 280,822,364.20
  4. Step 4: Simplify right side
    970,845,358.60x = 408,964,570,733,688,512
  5. Step 5: Solve for x
    x = 408,964,570,733,688,512/970,845,358.60
  6. Step 6: Final answer
    x = 421,245,842.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.